The Democrat-led panel voted to allow extra time for questioning. Barr was testifying in the Senate during the House panel’s vote Wednesday and has objected to the change. It’s unclear whether Barr will testify before Chairman Jerrold Nadler’s panel as scheduled.

Republicans shot back that Democrats are conducting impeachment-like proceedings against President Donald Trump instead of legitimate oversight.

Barr on Wednesday defended his handling of special counsel Robert Mueller’s report. His testimony came after the release of a letter from Mueller expressing frustration about how Barr portrayed his findings.